public int DeleteSkills([FromBody] DeleteModels skill)

        {
            FRDBEntities db = new FRDBEntities();
            int          SkillId, UserId;

            using (FRDBEntities db1 = new FRDBEntities())
            {
                SkillId = db1.GetSkillByName(skill.value).FirstOrDefault <GetSkillByName_Result>().id;
            }
            using (FRDBEntities db2 = new FRDBEntities())
            {
                UserId = db2.GetUserId(skill.email).FirstOrDefault() ?? 0;
            }
            using (db)
            {
                return(db.DeleteUserSkills(UserId, SkillId));
            }
        }